Application&colon; It is used to transmit and distribute power in power transmission and distribution system of 35kV or lower&period; It is generally applied to the fields including power&comma; construction&comma; mines&comma; metallurgy&comma; petrochemical industry and communication in complete replace of oil immersed paper insulated power cable and in partial replace of PVC insulated power cable&period;

Using features&colon; 1&period; Rated voltage&colon; Uo&sol;U&colon; 26&sol;35kV&comma; 21&sol;35kV&comma; 12&sol;20 kV &lpar;24 kV&rpar;&comma; 8&period;7&sol;10kV&comma; 8&period;7&sol;15kV&comma; 6&sol;6kV&comma; 6&sol;10kV and 0&period;6&sol;1kV&period;2&period; No&period; Of core&colon; Single-core&comma; Two-core&comma;Three-core&comma;Four-core&comma;Five-core&comma;Six-core&period;3&period; The highest allowed operating temperature of conductor for long-term working is 90oC&period; In short-circuit &lpar;Max&period; Long-term is no more than 5 seconds&rpar;&period; The highest temperature for conductor is no more than 250oC&period; 4&period; D&period; C&period; Resistance of the conductor complies with the stipulations of international standar&period; 5&period; The environment temperature should be no lower than zero degree when lay&period; Otherwise it should be preheated&period; 6&period; The cable is laid without horizontal drop limit&period; The Min&period; Bending radius of cables should be no smaller than 12 times of cable outer diameter&period; 7&period; Working Frequency Voltage Test&colon; For cable with Uo of 3&period;6kV or lower&colon; 2&period;5Uo&plus;2kV&sol;5min without puncture&period; For cable with Uo of 3&period;6Kv~18kV&colon; 3&period;5Uo&sol;5min without puncture&period; For cable with Uo of 21kV and 26 kV&colon; 2&period;5Uo&sol;30min without puncture&period;

Type

Name

Usage

VV

PVC insulated PVC sheathed power cable

Can be laid at indoor&comma; tunnel and tube&period; Cable cannot under take mechanism outside force